Washington: A magnitude 7.0 earthquake struck off the coast of Russia's far-eastern Kamchatka Peninsula early Sunday morning local time, the United States Geological Survey reported, with US authorities issuing a tsunami threat.
The earthquake struck at a depth of nearly 50 kilometers (30 miles) in the waters off the Kamchatka Peninsula just after 7:00 am, some 90 kilometers east of the city of Petropavlovsk-Kamchatsky.
